1 // Copyright 2015-2019 Espressif Systems (Shanghai) PTE LTD
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 //     http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14 
15 #pragma once
16 
17 #include <stdint.h>
18 #include "esp_flash.h"
19 #include "spi_flash_chip_driver.h"
20 
21 
22 /**
23  * ISSI SPI flash chip_drv, uses all the above functions for its operations. In
24  * default autodetection, this is used as a catchall if a more specific chip_drv
25  * is not found.
26  */
27 esp_err_t spi_flash_chip_issi_probe(esp_flash_t *chip, uint32_t flash_id);
28 esp_err_t spi_flash_chip_issi_set_io_mode(esp_flash_t *chip);
29 esp_err_t spi_flash_chip_issi_get_io_mode(esp_flash_t *chip, esp_flash_io_mode_t* out_io_mode);
30 
31 extern const spi_flash_chip_t esp_flash_chip_issi;
32